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A projectile is thrown at an angle of 30...

A projectile is thrown at an angle of `30^(@)` with a velocity of 10m/s. the change in velocity during the time interval in which it reaches the highest point is

A

10 m/s

B

5 m/s

C

`5sqrt3m//s`

D

`10sqrt3m//s`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A projectile is thrown at an angle of 30^(@) with a velocity of 10 m/s. the change in velocity during the time interval in which it reaches the highest point is

    A
    10 m/s
    B
    5 m/s
    C
    `5sqrt(3)` m/s
    D
    `10sqrt(3)` m/s

  • A projectile is thrown at an angle of 30^(@) with a velocity of 10m/s, the change in velocity during the time interval in which it reaches the heighest point is

    A
    10 m/s
    B
    5 m/s
    C
    `5sqrt(3) m//s`
    D
    `10 sqrt(3) m//s`

  • A projectile is thrown with a velocity of 10sqrt(2) ms^(-1) at an angle of 45^(@) with the horizontal. The time interval between the moments when the speeds are sqrt(125) ms^(-1) is (g = 10 ms^(-2))

    A
    0.5 s
    B
    1.5 s
    C
    2 s
    D
    1.0 s

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